Search Results for: Mineral substances articles
agreements internal institutions imports and exports see also references external links introduction[ edit ] the country has trade relations with many other countries. within that, the trade with europe and asia is predominant. to fulfill the demands of the industrial sector, the country has to import mineral
oil and iron ore on a large scale. machinery , cotton yarn, toys , mineral oil , lubricants , steel, tea , sugar , coffee , and many more items are traded. the country's export list includes food grains like wheat , corn , and soybean. aeroplane , cars , computers , paper , and machine tools required...
https://en.wikipedia.org/wiki/Foreign_trade_of_the_United_States
edit ] fatigue is a normal result of working , mental stress , overstimulation and understimulation, jet lag , active recreation , boredom , and lack of sleep . acute[ edit ] medical causes of acute fatigue include depression ; chemical causes, such as dehydration , poisoning , low blood sugar , or mineral
recall consolidation other attention higher nervous activity intention learning mental fatigue mental set thinking volition authority control bne : xx bnf : cb z (data) gnd : lccn : sh ndl : retrieved from " " categories : exercise physiology symptoms subjective experience hidden categories: all articles...
https://en.wikipedia.org/wiki/Fatigue_(medical)